Letâs face it: Most of us don't give much thought to our pee before we flush it out of sight. But the basic details of your urine -- color, smell, and how often you go -- can give you a hint about whatâs going on inside your body. Pee is your bodyâs liquid waste, mainly made of water, salt, and chemicals called urea and uric acid. Your kidneys make it when they filter toxins and other bad stuff from your blood.
Further refining may be performed using one of two processes. In cementation, the acidic solution of copper is deposited on to scrap iron in an oxidation-reduction reaction. After sufficient amounts of copper have been plated, the copper is further refined using the pyrometallurgical process.
Confidence votes 2.7K. Copper scrap metal prices vary on a daily basis and also depends on the type of copper scrap (wire, prepared, etc.). As of May 28, 2009: #1 Heavy Scrap Copper is around $1.70 - $1.80 a pound, #1 Bare Copper Wire is upwards of $1.90 per pound, large electric motors are 20 - 40 cents per lb.s of December 3, 2010: the price of copper has been going from $2.90 a LB. to $3.00 a LB. As of June 29 2011 - copper hit a price of $4.21 per pound.